2021 Honda Ridgeline Oil Type & Capacity
The 2021 Honda Ridgeline takes 0W-20 motor oil — 5.7 quarts with a filter change, per the factory service manual.
Factory-spec answer
0W-20 — 5.7 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Black Edition | Genuine HONDA Motor Oil 0W-20 or API premium grade - SAE 0W-20 Detergent Oil | 5.70 QTS. | 5.40 QTS. | You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
| RTL-E | Genuine HONDA Motor Oil 0W-20 or API premium grade - SAE 0W-20 Detergent Oil | 5.70 QTS. | 5.40 QTS. | You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
| RTL, AWD | Genuine HONDA Motor Oil 0W-20 or API premium grade - SAE 0W-20 Detergent Oil | 5.70 QTS. | 5.40 QTS. | You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
| RTL, FWD | Genuine HONDA Motor Oil 0W-20 or API premium grade - SAE 0W-20 Detergent Oil | 5.70 QTS. | 5.40 QTS. | You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
| Sport, AWD | Genuine HONDA Motor Oil 0W-20 or API premium grade - SAE 0W-20 Detergent Oil | 5.70 QTS. | 5.40 QTS. | You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
| Sport, FWD | Genuine HONDA Motor Oil 0W-20 or API premium grade - SAE 0W-20 Detergent Oil | 5.70 QTS. | 5.40 QTS. | You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
Buy the right oil
Buy 0W-20 motor oil on Amazon2021 Honda Ridgeline oil filter on AmazonAs an Amazon Associate we earn from qualifying purchases made through these links.
More specs & repair guides for your Ridgeline
2021 Honda Ridgeline factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
1.96 quarts (7.41 L) — HONDA Long-Life Antifreeze/Coolant Type 2. This coolant is pre-mixed with 50/50 antifreeze and water. Never add straight antifreeze or plain water. If Honda antifreeze/coolant is not available, you may use another major-brand non-silicate coolant as a temporary replacement. Make sure it is a high-quality coolant recommended for aluminum engines.
Frequently asked questions
What type of oil does a 2021 Honda Ridgeline take?
The 2021 Honda Ridgeline takes 0W-20 motor oil (Genuine HONDA Motor Oil 0W-20 or API premium grade - SAE 0W-20 Detergent Oil), per the factory service manual.
How much oil does a 2021 Honda Ridgeline take?
The 2021 Honda Ridgeline holds 5.7 quarts with a filter change, or 5.4 quarts without changing the filter.
Can I use synthetic oil in my 2021 Honda Ridgeline?
Yes. 0W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2021 Honda Ridgeline. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.